Hello, friends welcome to the new post. In this post, we will have a detailed look at Introduction to MPSA18 NPN Transistor. The MPSA18 belongs to the transistor family of NPN which has the ability to perform a function at less noise and provides a high value of gain. The gain parameters for this module are from five hundred to fifteen hundred and the operating voltage is forty-five volts.
Here we will cover its working, features, operation, and other related parameters. So let’s get started with Introduction to MPSA18 NPN Low Noise Transistor.
Introduction to MPSA18 NPN Low Noise Transistor
- The MPSA18 is NPN transistor that has two prominent features first one is the high value of gain and the second one is less value of noise.
- That offers a high value of amplification with the reasonable value of the signal-to-noise ratio.
- The signal and noise that exist at the input terminal of amplifier circuits is get amplified so this transistor provides such amplifier that offers less value of noise and offers an S/N ratio.
- Due to these features this component employed in such an application where less power audio amplifier configuration needed.
- With these applications, this transistor also preferred for switching circuits.
- The load value of forty-five volts can be run through this device having a current of two hundred milliamperes.
- The switch on the base terminal of this device there is seven volts are needed.
MPSA18 NPN Low Noise Transistor Features
- The main features of this transistor are explained here with detail.
- It is NPN Transistor
- It offers the value of dc current gain from five hundred to fifteen hundred.
- There is less noise and high gain offered by this module.
- The value of the collector current is two millimeters.
- The value of collector to base voltage is forty-five volts.
- VEB volts for this device are seven volts.
- The value of transition frequency is one sixty megahertz.
- It is avaible in T0-92 pacakging.
- Value of VCE is forty-five volts.
Features | Details |
Max Operating Temperature | 150°C |
Min Operating Temperature | -55°C |
Voltage – Rated DC | 45V |
Max Power Dissipation | 625mW |
Gain Bandwidth Product | 100MHz |
Transistor Type | NPN |
Collector Emitter Voltage (VCEO) | 45V |
Max Collector Current | 200mA |
DC Current Gain (hFE) (Min) @ Ic, Vce |
500 @ 10mA 5V
|
Current Rating | 100mA |
Frequency | 100MHz |
Base Part Number | MPSA18 |
Polarity | NPN |
Element Configuration | Single |
Equivalent for MPSA18
2N5089, 2N5088, 2N5961, BC550, MPS650, SS9014, FTSO&089, NTE47, 2N5962, MPS6602, BC547, BC548, BC549, BC109, 2N5210
MPSA18 Pinout
- The main pinout of this device are explained here.
- Collector: Through this terminal current moves to the transistor and it links with the load.
- Base: This terminal operates as a switch.
- emitter: Current comes out through this pin.
MPSA18 Applications
- The main applications of this device are explained here.
- It used in audio amplifier circuits.
- It operates as a switch.
- It used as less power amplifiers designing circuits.
- It operates as the output stage of amplifier circuits.
MPSA18 vs 2n5088 vs MPSA13
Features | MPSA18 | 2N5088 | MPSA13 |
Collector to base voltage (VCB) | 45V | 35V | 30V |
Collector to emitter voltage (VCE) | 45V | 30V | 30V |
Emitter to base voltage (VEB) | 6.5V | 4.5V | 10V |
Collector current (IC) | 200mA | 100mA | 500mA |
Noise (NF) | 1.5dB | 3dB | – |
Gain (hFE) | 400 to 1500hFE | – |
5000 to 10000hFE
|
Package | TO-92 | TO-92 | TO-92 |
Power dissipation | 625mW | 625mW | 625mW |
Junction temperature (TJ) | -55 to 150°C | -55 to 150°C |
-55 to +150°C
|
Transition frequency (FT) | 160MHZ | 50MHZ | 125MHz |
Uses of MPSA18 Transistor
- MPSA18 is used for different applications in small signal requirements for amplifications with high gain signals like radio receiver circuits.
- It is also part of audio preamplifiers and low-level signals. It is also part of RF circuits that is less than 100MHz.
How to increase the working life of Circuit
- The working life of a transistor is based on safety for long-term working performance. For getting a longer working life so use 20 percent less max rating.
- The maximum current for the transistor is 100mA and 45 volts and the maximum load is 80mA and 35 Volts.
- The working temperature range is -55 centigrade to +150 centigrade.
Read also
- Transistor Symbols | Definition, Terminals & Operating Condition
- Introduction to BC108 NPN Transistor
- Introduction to BC817 Transistor
- Transistor Biasing Method
- Introduction to IR2104 Half Bridge MOSFET Driver
- Introducing to BC556 Transistor: How It Works And Where You Can Use It
So that is a detailed post about MPSA18 i mentioned each and every parameter related to this post. if you have any further query ask in the comments. See you in the next post. Have a nice day.